Home / 146,994.97-220,491.63-53,500.72

Finding the Fourth Proportional to 146,994.97, 220,491.63 and 53,500.72

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Solution

The fourth proportional to 146,994.97, 220,491.63 and 53,500.72 is: 80,250.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,994.97 : 220,491.63 = 53,500.72 : x
  2. Step 2: Convert to fraction form
    146,994.97/220,491.63 = 53,500.72/x
  3. Step 3: Cross multiply
    146,994.97x = 220,491.63 × 53,500.72
  4. Step 4: Simplify right side
    146,994.97x = 11,796,460,407.74
  5. Step 5: Solve for x
    x = 11,796,460,407.74/146,994.97
  6. Step 6: Final answer
    x = 80,250.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.